{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:WXZRZNSSUAVLR7HFWLHP5MJCRQ","short_pith_number":"pith:WXZRZNSS","canonical_record":{"source":{"id":"1504.02699","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-10T14:54:49Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"5c1baad4c3660b17f456c15c4a71da6cf60af621f8ccc666cd41e356c75c128d","abstract_canon_sha256":"ed2082d97870115cda87cd9022e6f28592569c8e16de4679b7ff90b7e99b593f"},"schema_version":"1.0"},"canonical_sha256":"b5f31cb652a02ab8fce5b2cefeb1228c0bdfb147cd38921b8e778d120de692f8","source":{"kind":"arxiv","id":"1504.02699","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.02699","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"arxiv_version","alias_value":"1504.02699v1","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.02699","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"pith_short_12","alias_value":"WXZRZNSSUAVL","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"WXZRZNSSUAVLR7HF","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"WXZRZNSS","created_at":"2026-05-18T12:29:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:WXZRZNSSUAVLR7HFWLHP5MJCRQ","target":"record","payload":{"canonical_record":{"source":{"id":"1504.02699","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-10T14:54:49Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"5c1baad4c3660b17f456c15c4a71da6cf60af621f8ccc666cd41e356c75c128d","abstract_canon_sha256":"ed2082d97870115cda87cd9022e6f28592569c8e16de4679b7ff90b7e99b593f"},"schema_version":"1.0"},"canonical_sha256":"b5f31cb652a02ab8fce5b2cefeb1228c0bdfb147cd38921b8e778d120de692f8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:54.376099Z","signature_b64":"kxVCQSoor0OO7fupRWhuZYQUj4OappPG0QhoIyywcsM+LKyb9PqLjnAF+teIriXU8RJuhI5V2xSOZ46T+6zODg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5f31cb652a02ab8fce5b2cefeb1228c0bdfb147cd38921b8e778d120de692f8","last_reissued_at":"2026-05-18T01:29:54.375578Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:54.375578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.02699","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:29:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"16mRPfX3U6eZ99ySK5Q56GUccnUG3HwrY+gFzzwWYSSj6g4/dV+lSUuVF8FzNAXZxrG2PhNz2PzxTdNMRPooDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:18:03.038735Z"},"content_sha256":"902c5b93b94d779fa09270d33abadb2f2448b50cd7017864cae6f363d7927074","schema_version":"1.0","event_id":"sha256:902c5b93b94d779fa09270d33abadb2f2448b50cd7017864cae6f363d7927074"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:WXZRZNSSUAVLR7HFWLHP5MJCRQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Computational Study of the Magnetic Structure of Na$_2$IrO$_3$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Fa Wang, Ji Feng, Kaige Hu","submitted_at":"2015-04-10T14:54:49Z","abstract_excerpt":"The magnetic structure of honeycomb iridate Na$_2$IrO$_3$ is of paramount importance to its exotic properties. The magnetic order is established experimentally to be zigzag antiferromagnetic. However, the previous assignment of ordered moment to the $\\bm{a}$-axis is tentative. We examine the magnetic structure of Na$_{2}$IrO$_{3}$ using first-principles methods. Our calculations reveal that total energy is minimized when the zigzag antiferromagnetic order is magnetized along $\\bm{g}\\approx\\bm{a}+\\bm{c}$. Such a magnetic configuration is explained by adding anisotropic interactions to the neare"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.02699","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:29:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lwBKX1w79h06+/r6yovQpEirTV9cQAOPrpbflkDlNqYIyhyWFaJZHa9BhVYAGSWWOzREVfPJBnEKQi18OBZiBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:18:03.039405Z"},"content_sha256":"5579133f864a3cefe571dd6c06de2fe102697b86391b3e96b525f5720489bb5b","schema_version":"1.0","event_id":"sha256:5579133f864a3cefe571dd6c06de2fe102697b86391b3e96b525f5720489bb5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/bundle.json","state_url":"https://pith.science/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-26T06:18:03Z","links":{"resolver":"https://pith.science/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ","bundle":"https://pith.science/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/bundle.json","state":"https://pith.science/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WXZRZNSSUAVLR7HFWLHP5MJCRQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:WXZRZNSSUAVLR7HFWLHP5MJCRQ","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"ed2082d97870115cda87cd9022e6f28592569c8e16de4679b7ff90b7e99b593f","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-10T14:54:49Z","title_canon_sha256":"5c1baad4c3660b17f456c15c4a71da6cf60af621f8ccc666cd41e356c75c128d"},"schema_version":"1.0","source":{"id":"1504.02699","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.02699","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"arxiv_version","alias_value":"1504.02699v1","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.02699","created_at":"2026-05-18T01:29:54Z"},{"alias_kind":"pith_short_12","alias_value":"WXZRZNSSUAVL","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"WXZRZNSSUAVLR7HF","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"WXZRZNSS","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:5579133f864a3cefe571dd6c06de2fe102697b86391b3e96b525f5720489bb5b","target":"graph","created_at":"2026-05-18T01:29:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The magnetic structure of honeycomb iridate Na$_2$IrO$_3$ is of paramount importance to its exotic properties. The magnetic order is established experimentally to be zigzag antiferromagnetic. However, the previous assignment of ordered moment to the $\\bm{a}$-axis is tentative. We examine the magnetic structure of Na$_{2}$IrO$_{3}$ using first-principles methods. Our calculations reveal that total energy is minimized when the zigzag antiferromagnetic order is magnetized along $\\bm{g}\\approx\\bm{a}+\\bm{c}$. Such a magnetic configuration is explained by adding anisotropic interactions to the neare","authors_text":"Fa Wang, Ji Feng, Kaige Hu","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-10T14:54:49Z","title":"Computational Study of the Magnetic Structure of Na$_2$IrO$_3$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.02699","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:902c5b93b94d779fa09270d33abadb2f2448b50cd7017864cae6f363d7927074","target":"record","created_at":"2026-05-18T01:29:54Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"ed2082d97870115cda87cd9022e6f28592569c8e16de4679b7ff90b7e99b593f","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-10T14:54:49Z","title_canon_sha256":"5c1baad4c3660b17f456c15c4a71da6cf60af621f8ccc666cd41e356c75c128d"},"schema_version":"1.0","source":{"id":"1504.02699","kind":"arxiv","version":1}},"canonical_sha256":"b5f31cb652a02ab8fce5b2cefeb1228c0bdfb147cd38921b8e778d120de692f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b5f31cb652a02ab8fce5b2cefeb1228c0bdfb147cd38921b8e778d120de692f8","first_computed_at":"2026-05-18T01:29:54.375578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:54.375578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kxVCQSoor0OO7fupRWhuZYQUj4OappPG0QhoIyywcsM+LKyb9PqLjnAF+teIriXU8RJuhI5V2xSOZ46T+6zODg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:54.376099Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.02699","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:902c5b93b94d779fa09270d33abadb2f2448b50cd7017864cae6f363d7927074","sha256:5579133f864a3cefe571dd6c06de2fe102697b86391b3e96b525f5720489bb5b"],"state_sha256":"c2b9ca4bf1a56b0f490889c49b0bdc5386c226f5c7d0bc6b6002a9eb08650d8b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XTyYknfhY1dqpDqi9UFyKNx7MtIzVUadTziGjPX40QFx4h1rhqbiKomcVBp/whIxn1vkTkEKEmBu0yU43HxzCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T06:18:03.042742Z","bundle_sha256":"5165208b137f0d4fb341c322996d26a2d3861a40230d953b0e43ea6efdcee295"}}